--- /dev/null 2014-07-01 12:18:16.415424475 +0400 +++ new/test/java/awt/Clipboard/GetContentsInterruptedTest.java 2014-07-03 13:31:23.144402365 +0400 @@ -0,0 +1,164 @@ +/* + * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +import java.awt.*; +import java.awt.datatransfer.Clipboard; +import java.awt.datatransfer.ClipboardOwner; +import java.awt.datatransfer.StringSelection; +import java.awt.datatransfer.Transferable; +import java.io.File; +import java.io.IOException; +import java.io.InputStream; + +/* + * @test + * @bug 4532299 4648733 + * @summary Tests that getting clipboard contents on the interrupted thread will + * not cause deadlock.Also check that lostOwnership event occurs while + * cross-JVM interaction + * @author Kanishk Jethi + * @run main GetContentsInterruptedTest + */ + +public class GetContentsInterruptedTest implements ClipboardOwner { + + final Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard(); + final Transferable transferable = new StringSelection("TEXT"); + private final Object o = new Object(); + + public static void main(String args[]) throws Exception { + if (System.getProperty("os.name").startsWith("Mac")) { + System.out.println("This tests should not be run on OS X. " + + "See CR 7124344 for more info"); + } else { + boolean subTestFlag = false; + for (String arg : args) { + if (arg.indexOf("SubTest") != -1) + subTestFlag = true; + } + + if (!subTestFlag) { + new GetContentsInterruptedTest().performTest(); + } else { + new GetContentsInterruptedTest().execute(); + } + } + } + + private void performTest() throws Exception { + int retCode; + String javaPath = System.getProperty("java.home", ""); + String javaClasspath = System.getProperty("java.class.path", "."); + String command = javaPath + File.separator + "bin" + + File.separator + "java -classpath " + javaClasspath + + " GetContentsInterruptedTest SubTest"; + System.out.println(command); + boolean processExit = false; + + clipboard.setContents(transferable, this); + Process process = Runtime.getRuntime().exec(command); + synchronized (o) { + o.wait(10000); + } + + try { + retCode = process.exitValue(); + processExit = true; + }catch (IllegalThreadStateException e){ + throw new RuntimeException(e); + } + System.out.println("[RESULT] : " + + "The sub process has cleanly exited : PASS"); + + System.out.println("[RESULT] : Child returned: " + retCode ); + + InputStream errorStream = process.getErrorStream(); + System.out.println("========= Child process stderr ========"); + dumpStream(errorStream); + System.out.println("======================================="); + + InputStream processInputStream = process.getInputStream(); + System.out.println("========= Child process output ========"); + dumpStream(processInputStream); + System.out.println("======================================="); + + if (!processExit) { + process.destroy(); + throw new RuntimeException("[RESULT] : " + + "The sub process has not exited : FAIL"); + } + } + + /* + * execute is run through another instance of this class. + * it acquires the systemClipboard through another JVM. + */ + public void execute() { + System.out.println("Hello world"); + final ClipboardOwner clipboardOwner = new ClipboardOwner() { + public void lostOwnership(Clipboard clipboard, Transferable contents) { + System.exit(0); + } + }; + clipboard.setContents(transferable, clipboardOwner); + synchronized (o) { + try { + o.wait(); + } catch (InterruptedException ie) { + ie.printStackTrace(); + } + } + } + + public void dumpStream(InputStream in) throws IOException { + String tempString; + int count = in.available(); + while (count > 0) { + byte[] b = new byte[count]; + in.read(b); + tempString = new String(b); + if (tempString.indexOf("Exception") != -1 ) + throw new RuntimeException("[RESULT] :" + + " Exception in child process : FAIL"); + System.out.println(tempString); + count = in.available(); + } + } + + public void lostOwnership(Clipboard clip, Transferable contents) { + new Thread(() -> { + try { + Thread.sleep(3000); + } catch (InterruptedException e) { + throw new RuntimeException(e); + } + clipboard.getContents(null); + Thread.currentThread().interrupt(); + clipboard.getContents(null); + clipboard.setContents(transferable, null); + }).start(); + } +} +